/*
 * Copyright (c) 2007 innoSysTec (R) GmbH, Germany. All rights reserved.
 * Original author: Edmund Wagner
 * Creation date: 05.06.2007
 *
 * Source: $HeadURL$
 * Last changed: $LastChangedDate$
 * 
 * the unrar licence applies to all junrar source and binary distributions 
 * you are not allowed to use this source to re-create the RAR compression algorithm
 * 
 * Here some html entities which can be used for escaping javadoc tags:
 * "&":  "&#038;" or "&amp;"
 * "<":  "&#060;" or "&lt;"
 * ">":  "&#062;" or "&gt;"
 * "@":  "&#064;" 
 */
package ir.mahdi.mzip.rar.unpack.ppm;

import ir.mahdi.mzip.rar.io.Raw;


public class RarNode extends Pointer {
    public static final int size = 4;
    private int next; //rarnode pointer

    public RarNode(byte[] mem) {
        super(mem);
    }

    public int getNext() {
        if (mem != null) {
            next = Raw.readIntLittleEndian(mem, pos);
        }
        return next;
    }

    public void setNext(int next) {
        this.next = next;
        if (mem != null) {
            Raw.writeIntLittleEndian(mem, pos, next);
        }
    }

    public void setNext(RarNode next) {
        setNext(next.getAddress());
    }

    public String toString() {
        StringBuilder buffer = new StringBuilder();
        buffer.append("State[");
        buffer.append("\n  pos=");
        buffer.append(pos);
        buffer.append("\n  size=");
        buffer.append(size);
        buffer.append("\n  next=");
        buffer.append(getNext());
        buffer.append("\n]");
        return buffer.toString();
    }
}
